Color Contrasts Tool

WCAG Accessibility Contrast

$2.99 · Designed for iPad. Not verified for macOS.

Essential tool for designers and developers! Instantly check color contrast ratios with WCAG compliance. Make Your Design Visible to Everyone Whether you're a UI designer, frontend developer, or product manager, color contrast is a critical aspect of accessibility design that cannot be overlooked. Color Contrast Tool provides professional and accurate contrast checking to help you create digital products that are friendly for all users. Key Features: ▸ Real-time Contrast Calculation Input foreground and background colors to instantly get WCAG contrast ratios. Supports both AA and AAA standards with clear pass/fail indicators. ▸ Multiple Color Format Input Supports HEX, RGB, HSB, CMYK and other color formats. Designers and developers can use their preferred format. Copy and paste for instant recognition. ▸ Smart Image Color Picker Extract colors from design mockups or photos. Tap anywhere on an image to instantly get color values with automatic contrast calculation. ▸ Preset Color Palettes Built-in system colors, Material Design, popular brand colors, and verified safe color combinations. Perfect starting points when you need inspiration. ▸ Color Blindness Simulator Simulate protanopia, deuteranopia, tritanopia, and achromatopsia visual experiences. Make your designs friendly for the 300 million people worldwide with color vision deficiencies. ▸ Intelligent Color Recommendations Input one color and get automatic high-contrast pairing suggestions. Supports complementary, analogous, and triadic color schemes. ▸ Favorites & History Save your frequently used color combinations for quick access. Automatic history tracking eliminates repetitive work. ▸Educational Guide Comprehensive explanation of WCAG 2.0 contrast standards. Understand why certain combinations fail and how to improve them with practical tips and examples. ▸ Export Test Reports Generate professional contrast test reports with one tap for team collaboration or client presentations. Perfect For: - UI/UX designers verifying design mockup contrast - Frontend developers checking color implementations in code - Product teams conducting accessibility audits - Graphic designers ensuring print material readability - Color blind users validating color combinations Bring warmth to your design. Make your product more inclusive. Download Color Contrast Tool now to deliver a better visual experience for all your users.

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The developer, 小燕 陈, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

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    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    小燕 陈
    Size
    4 MB
    Category
    Utilities
    Compatibility
    Requires iOS 16.6 or later.
    • iPhone
      Requires iOS 16.6 or later.
    • iPad
      Requires iPadOS 16.6 or later.
    • Mac
      Requires macOS 13.5 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English and Simplified Chinese
    Age Rating
    4+
    Copyright
    © 2026 色彩对比度.
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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